[INFO] cloning repository https://github.com/FeanorTheElf/feanor-symbolica
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FeanorTheElf/feanor-symbolica" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeanorTheElf%2Ffeanor-symbolica", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeanorTheElf%2Ffeanor-symbolica'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c49e56fb42ddd254734d2b1219d1cd4a0bc4745
[INFO] checking FeanorTheElf/feanor-symbolica against try#8384de5d92dd9b1c0b67caa5c1c1b11bf606490f for pr-146300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeanorTheElf%2Ffeanor-symbolica" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FeanorTheElf/feanor-symbolica
[INFO] finished tweaking git repo https://github.com/FeanorTheElf/feanor-symbolica
[INFO] tweaked toml for git repo https://github.com/FeanorTheElf/feanor-symbolica written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FeanorTheElf/feanor-symbolica on toolchain 8384de5d92dd9b1c0b67caa5c1c1b11bf606490f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FeanorTheElf/feanor-symbolica already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eda1e51791be60748fe0e885bc65bb27d4a8cc87c807efcb25d3c73c5efea74e
[INFO] running `Command { std: "docker" "start" "-a" "eda1e51791be60748fe0e885bc65bb27d4a8cc87c807efcb25d3c73c5efea74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda1e51791be60748fe0e885bc65bb27d4a8cc87c807efcb25d3c73c5efea74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda1e51791be60748fe0e885bc65bb27d4a8cc87c807efcb25d3c73c5efea74e", kill_on_drop: false }`
[INFO] [stdout] eda1e51791be60748fe0e885bc65bb27d4a8cc87c807efcb25d3c73c5efea74e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0251ad793f150153f066ec84c1de0e5ca185e783ad67ef6fc01062154444759
[INFO] running `Command { std: "docker" "start" "-a" "d0251ad793f150153f066ec84c1de0e5ca185e783ad67ef6fc01062154444759", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.23.0
[INFO] [stderr]     Checking bytemuck v1.16.1
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking brotli-decompressor v4.0.1
[INFO] [stderr]    Compiling symbolica v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]     Checking append-only-vec v0.1.5
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking safe_arch v0.7.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking wide v0.7.26
[INFO] [stderr]     Checking brotli v5.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling stability v0.2.1
[INFO] [stderr]     Checking feanor-math v2.1.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking serde v1.0.204
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d0251ad793f150153f066ec84c1de0e5ca185e783ad67ef6fc01062154444759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0251ad793f150153f066ec84c1de0e5ca185e783ad67ef6fc01062154444759", kill_on_drop: false }`
[INFO] [stdout] d0251ad793f150153f066ec84c1de0e5ca185e783ad67ef6fc01062154444759